This provides full desktop functionality for one month without a permanent key. 3. Microsoft Project Viewer Mode
When prompted to sign in, simply close the activation window or select the option to use it as a viewer. How-to-Activate-Microsoft-Project-Without-Product-Key
If you have already purchased a subscription (like Project Plan 1, 3, or 5) or a digital license, you do not need a product key. Open Project and select . Enter the email address associated with your purchase. This provides full desktop functionality for one month